CN208127888U - A kind of energy storage is for electrical integrated ups power system - Google Patents
A kind of energy storage is for electrical integrated ups power system Download PDFInfo
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- CN208127888U CN208127888U CN201820374889.3U CN201820374889U CN208127888U CN 208127888 U CN208127888 U CN 208127888U CN 201820374889 U CN201820374889 U CN 201820374889U CN 208127888 U CN208127888 U CN 208127888U
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Abstract
The utility model discloses a kind of energy storage for electrical integrated ups power system, including Power entry module, UPS module, bidirectional energy-storage inverter, battery management system and lithium battery group, the input terminal of the Power entry module is electrically connected with alternating current realization, the output end of Power entry module respectively with UPS module, the input terminal of bidirectional energy-storage inverter realizes electrical connection, the DC side of the UPS module is connected to after battery management system to be electrically connected with lithium battery group realization again, the output end of UPS module is electrically connected with power load realization, the DC side of the bidirectional energy-storage inverter is connected to after battery management system to be electrically connected with lithium battery group realization again, the battery management system by 485 buses respectively with UPS module, bidirectional energy-storage inverter realizes signal connection.The utility model using the above structure, can be realized the bi-directional of electric energy, improve peak of power consumption period grid power quality.
Description
Technical field
The utility model belongs to ups power field, and in particular to a kind of energy storage is for electrical integrated ups power system, especially
It is a kind of ups power system that can be realized electric energy bi-directional, improve peak times of power consumption grid power quality.
Background technique
With the development of science and technology, demand of the human society to electric energy increasingly increases the quality and confession to electric energy simultaneously
The security requirement of electricity is also higher and higher.For example, power supply trouble is made to enterprise in the industries such as bank, security, communication, medical treatment
At loss it is sometimes irremediable.With the arriving of informationized society, how to network core device high quality, peace are provided
Complete reliable power supply just seems most important.
Ups power is that one kind contains energy storage device, is the pressure stabilizing mainly formed, the uninterruptible power supply of frequency stabilization with inverter,
When mains-supplied is interrupted, UPS can guarantee the continuity of output power supply.Such as in ups power, in the presence of alternating current, the city UPS Hui Ba
Electric rectification is direct current, is charged to energy-storage units；When city is electrically disconnected, energy-storage units can provide direct current to UPS, then
UPS is power load power supply by inversion circuit.But it is of the existing technology the disadvantage is that, the electric energy that power supply provides
Direction of transfer be it is unidirectional, in peak times of power consumption, power quality is poor.Therefore, it is badly in need of a kind of ups power system to solve
Above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of energy storage for electrical integrated ups power system, solves existing UPS electricity
Source because the direction of transfer of electric energy in power supply process be it is unidirectional, lead to the problem poor in peak times of power consumption grid power quality.
The utility model to achieve the above object, is implemented with the following technical solutions：
A kind of energy storage is for electrical integrated ups power system, including Power entry module, UPS module, bidirectional energy-storage inverter, electricity
The input terminal of pond management system and lithium battery group, the Power entry module is electrically connected with alternating current realization, the output end of Power entry module
It is electrically connected respectively with the realization of the input terminal of UPS module, bidirectional energy-storage inverter, the DC side of the UPS module is connected to battery
It is electrically connected again with lithium battery group realization after management system, the output end of UPS module is electrically connected with power load realization, described two-way
The DC side of energy storage inverter is connected to after battery management system to be electrically connected with lithium battery group realization again, the battery management system
Realize that signal is connect with UPS module, bidirectional energy-storage inverter respectively by 485 buses.
Further, as optimal technical scheme, the output end of the Power entry module is equipped with first contactor, passes through first
Contactor realizes the on-off of alternating current and UPS module, bidirectional energy-storage inverter.
Further, as optimal technical scheme, the battery management system is interior to be equipped with second contactor and the second contact
Device, the second contactor is for realizing the on-off of UPS module and lithium battery group, and the second contactor is for realizing two-way storage
The on-off of energy inverter and lithium battery group.
It further, further include cabinet as optimal technical scheme, the Power entry module, UPS module, bidirectional energy-storage are inverse
Become device, battery management system and lithium battery group to be all set in cabinet.
Further, as optimal technical scheme, the Power entry module, UPS module, bidirectional energy-storage inverter, cell tube
Reason system and lithium battery group are set in turn in cabinet from the bottom up.
The utility model compared with prior art, has the following advantages that and beneficial effect：
(1) the utility model passes through lithium battery group in peak times of power consumption to electricity consumption by the bi-directional of realization electric energy
Load supplying to guarantee power grid quality when peak times of power consumption, and charges to lithium battery group in the low power consumption phase, facilitates
Peak load shifting is realized to power grid, reduces electric cost.
(2) the utility model is by by Power entry module, UPS module, bidirectional energy-storage inverter, battery management system and lithium
Battery pack is up set in cabinet up and down, is realized and is convenient for integrative installation technology, and computer room power planning and maintenance are simplified.
(3) the utility model inputs every road using the Power entry module for integrating common electrical distribution and intelligent monitoring function
The parameters such as voltage, electric current, the power factor of output are monitored, and the electricity consumption situation total to entire distribution system is acquired and converges
Always, to make intellectual analysis and intelligent control to the power consumption of entire distribution system, achieve the purpose that energy conservation, subtract consumption.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the connection relationship diagram of the utility model；
Fig. 3 is the control flow schematic diagram of the utility model.
Appended drawing reference is corresponding entitled in figure：1, cabinet, 2, Power entry module, 3, UPS module, 4, bidirectional energy-storage inversion
Device, 5, battery management system, 6, lithium battery group, K1, first contactor, K2, second contactor, K3, third contactor.
Specific embodiment
The utility model is described in further detail below with reference to embodiment, but the embodiments of the present invention is not
It is limited to this.
Embodiment：
As shown in Figure 1 and Figure 2, a kind of energy storage described in the present embodiment is for electrical integrated ups power system, including distribution mould
Block 2, UPS module 3, bidirectional energy-storage inverter 4, battery management system 5 and lithium battery group 6, the input terminal of Power entry module 2 and city
Electricity realizes electrical connection, and the output end of Power entry module 2 is electrically connected with the realization of the input terminal of UPS module 3, bidirectional energy-storage inverter 4 respectively
It connects, the DC side of the UPS module 3 is connected to after battery management system 5 to be electrically connected with the realization of lithium battery group 6 again, UPS module 3
The realization of output end and power load be electrically connected, the DC side of bidirectional energy-storage inverter 4 be connected to after battery management system 5 again with
Lithium battery group 6 realizes electrical connection, and battery management system 5 is real with UPS module 3, bidirectional energy-storage inverter 4 respectively by 485 buses
Existing signal connection.
Specifically, the output end of the Power entry module 2 of the present embodiment is equipped with first contactor K1, real by first contactor K1
The on-off of existing alternating current and UPS module 3, bidirectional energy-storage inverter 4；Second contactor K2 and second is equipped in battery management system 5
Contactor K3, second contactor K2 are for realizing the on-off of UPS module 3 and lithium battery group 6, and second contactor K3 is for realizing double
To the on-off of energy storage inverter 4 and lithium battery group 6.
As shown in figure 3, the utility model includes two kinds of working conditions, it is another one is working condition of alternating current when normal
Working condition when kind is alternating current power-off, below elaborates to the working principle under two kinds of working conditions.
Working condition when alternating current is normal：First contactor K1 closure, System self-test power on process by executing, and keep the
Three contactor K3 are disconnected and bidirectional energy-storage inverter 4 stops working mode, when powering on for the first time, friendship that UPS module 3 provides alternating current
It is load supplying after the rectified inversion of galvanic electricity, while it is lithium battery that the convert alternating current that provides alternating current of UPS module 3, which is direct current,
Group 6 charges, and after the completion of initial charge, system enters peak valley and adjusts energy storage mode, when alternating current is in the peak of power consumption period, battery
Management system 5 controls second contactor K2 and disconnects, i.e. disconnection UPS passes through 485 buses to double to 6 charge circuit of lithium battery group
Work order is issued to energy storage inverter 4, after the confirmation output electric energy instruction of bidirectional energy-storage inverter 4 is normal, i.e., lithium battery group 6 is defeated
Direct current is transformed to alternating current to power grid feedback electric energy through bidirectional energy-storage inverter 4 out, until being discharged to capacity when threshold value,
Battery management system 5 issues stopping electric discharge instruction to bidirectional energy-storage inverter 4, stops to power grid feedback electric energy；Wait enter electricity consumption
When low ebb, battery management system 5 issues charging instruction to bidirectional energy-storage inverter 4 by 485 buses, and alternating current electric energy is stored in
In lithium battery group 6, until electricity is full of, realizes the bi-directional of electric energy, improve peak of power consumption period grid power quality, help
In realizing peak load shifting to power grid, while electric cost is reduced.
Working condition when alternating current powers off：Third contactor K3 is disconnected, second contactor K2 is closed, UPS module 3 is electric by lithium
The DC inverter that pond group 6 provides is that alternating current is power load power supply, and when 3 failure of UPS module, i.e., UPS module 3 is switched to
When bypass condition, it is closed third contactor K3, the direct current that lithium battery group 6 provides at this time is transformed to through bidirectional energy-storage inverter 4
Alternating current is power load power supply；UPS module 3, battery management system 5 and bidirectional energy-storage inverter 4 are real-time by communication bus
Communication realizes output/reception controlling electric energy to lithium battery group 6, and information is uploaded to mobile terminal, looks into convenient for administrator
It sees.
User is sent to after (or decompression) it is understood that the Power entry module of the present embodiment is used to be boosted alternating current
End, the Power entry module of the present embodiment not only have common with electro ultrafiltration, while intelligent monitoring are also able to achieve, to Power entry module
The parameters such as voltage, electric current, the power factor of every road input and output are monitored, and the electricity consumption situation total to entire distribution system carries out
It acquires and summarizes, to make intellectual analysis and intelligent control to the power consumption of entire distribution system, reach energy conservation, subtract consumption
Purpose；Above-mentioned Power entry module is the common structure of existing substation, and therefore, specific structure and working principle just repeat no more.
It is understood that the UPS module 3 of the present embodiment is existing uninterruptible power supply, it mainly include five parts
Composition：1, the power supply input circuits such as main road, bypass, battery, 2, carry out AC/DC transformation rectifier (REC), 3, carry out DC/AC
The inverter (INV) of transformation, 4, inversion and bypass output switching circuit, 5, energy storage battery；The UPS module 3 of the present embodiment is main
It is that lithium battery group 6 charges for will be supplied to power load after the inversion of commercial power rectification and alternating current is transformed to alternating current.
It is understood that the battery management system 5 of the present embodiment is similarly existing structure, battery management system is
BATTERY MANAGEMENT SYSTEM (BMS) is the tie between battery and user, and main object is secondary cell, mainly
It is the utilization rate in order to improve battery, prevents that battery from overcharging and over-discharge, general battery management system can realize this
The some functions of sample：Equilibrium etc. between the accurate state-of-charge (SOC) for estimating battery pack, dynamic monitoring, battery, here, just no longer
Make excessive explanation to the specific structure of battery management system.
It should be noted that the Power entry module 2 of the present embodiment, UPS module 3, bidirectional energy-storage inverter 4, battery management system
The existing structure that system 5 and lithium battery group 6 are all made of, those skilled in the art are in the base for knowing content disclosed by the utility model
On plinth, using existing Power entry module 2, UPS module 3, bidirectional energy-storage inverter 4, battery management system 5 and lithium battery group 6
The goal of the invention of the utility model can be realized.
In order to realize integrative installation technology, cabinet 1 can also be increased by simplifying existing computer room power planning and maintenance, the present embodiment,
Power entry module 2, UPS module 3, bidirectional energy-storage inverter 4, battery management system 5 and lithium battery group 6 are all set in cabinet 1；
Preferably, by Power entry module 2, UPS module 3, bidirectional energy-storage inverter 4, battery management system 5 and lithium battery group 6 from lower past
On be set in turn in cabinet 1.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, any simple modification made by the above technical examples according to the technical essence of the present invention, equivalent variations, each falls within
Within the protection scope of the utility model.
Claims (5)
1. a kind of energy storage is for electrical integrated ups power system, it is characterised in that：Including Power entry module (2), UPS module (3), double
To energy storage inverter (4), battery management system (5) and lithium battery group (6), the input terminal and alternating current of the Power entry module (2)
Realize electrical connection, the output end of Power entry module (2) is realized with the input terminal of UPS module (3), bidirectional energy-storage inverter (4) respectively
Electrical connection, the DC side of the UPS module (3) is connected to after battery management system (5) to be electrically connected with lithium battery group (6) realization again
It connects, the output end of UPS module (3) is electrically connected with power load realization, and the DC side of the bidirectional energy-storage inverter (4) is connected to
It realizes and is electrically connected with lithium battery group (6) again after battery management system (5), the battery management system (5) is distinguished by 485 buses
Realize that signal is connect with UPS module (3), bidirectional energy-storage inverter (4).
2. a kind of energy storage according to claim 1 is for electrical integrated ups power system, it is characterised in that：The distribution mould
The output end of block (2) is equipped with first contactor (K1), realizes alternating current and UPS module (3), two-way storage by first contactor (K1)
The on-off of energy inverter (4).
3. a kind of energy storage according to claim 2 is for electrical integrated ups power system, it is characterised in that：The cell tube
Second contactor (K2) and second contactor (K3) are equipped in reason system (5), the second contactor (K2) is for realizing UPS mould
The on-off of block (3) and lithium battery group (6), the second contactor (K3) is for realizing bidirectional energy-storage inverter (4) and lithium battery
The on-off of group (6).
4. a kind of energy storage according to claim 1 is for electrical integrated ups power system, it is characterised in that：It further include cabinet
(1), the Power entry module (2), UPS module (3), bidirectional energy-storage inverter (4), battery management system (5) and lithium battery group
(6) it is all set in cabinet (1).
5. a kind of energy storage according to claim 4 is for electrical integrated ups power system, it is characterised in that：The distribution mould
Block (2), UPS module (3), bidirectional energy-storage inverter (4), battery management system (5) and lithium battery group (6) are from the bottom up successively
It is set in cabinet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820374889.3U CN208127888U (en) | 2018-03-20 | 2018-03-20 | A kind of energy storage is for electrical integrated ups power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820374889.3U CN208127888U (en) | 2018-03-20 | 2018-03-20 | A kind of energy storage is for electrical integrated ups power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208127888U true CN208127888U (en) | 2018-11-20 |
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ID=64199421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820374889.3U Expired - Fee Related CN208127888U (en) | 2018-03-20 | 2018-03-20 | A kind of energy storage is for electrical integrated ups power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208127888U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111181240A (en) * | 2019-09-02 | 2020-05-19 | 宁波中科孚奇能源科技有限公司 | Connection method of energy storage battery and UPS and charge-discharge control method |
| CN112787356A (en) * | 2019-11-11 | 2021-05-11 | 阿里巴巴集团控股有限公司 | Discharge device, system, method and storage medium |
-
2018
- 2018-03-20 CN CN201820374889.3U patent/CN208127888U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111181240A (en) * | 2019-09-02 | 2020-05-19 | 宁波中科孚奇能源科技有限公司 | Connection method of energy storage battery and UPS and charge-discharge control method |
| CN111181240B (en) * | 2019-09-02 | 2023-05-16 | 宁波中科孚奇能源科技有限公司 | Connection method of energy storage battery and UPS and charge and discharge control method |
| CN112787356A (en) * | 2019-11-11 | 2021-05-11 | 阿里巴巴集团控股有限公司 | Discharge device, system, method and storage medium |
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Addressee: Patent of lianchu environmental protection technology (Shanghai) Co.,Ltd. The person in charge Document name: payment instructions |
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| DD01 | Delivery of document by public notice |
Addressee: Song Jinsong Document name: Patent Right Termination Notice |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |